53231652 has 36 divisors (see below), whose sum is σ = 134821596. Its totient is φ = 17709120.

The previous prime is 53231627. The next prime is 53231707. The reversal of 53231652 is 25613235.

53231652 is a `hidden beast` number, since 5 + 3 + 2 + 3 + 1 + 652 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 42302016 + 10929636 = 6504^2 + 3306^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22678 + ... + 24914.

Almost surely, 2^53231652 is an apocalyptic number.

It is an amenable number.

53231652 is an abundant number, since it is smaller than the sum of its proper divisors (81589944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53231652 is a wasteful number, since it uses less digits than its factorization.

53231652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2908 (or 2903 counting only the distinct ones).

The product of its digits is 5400, while the sum is 27.

The square root of 53231652 is about 7296.0024671048. The cubic root of 53231652 is about 376.1750448731.

Adding to 53231652 its reverse (25613235), we get a palindrome (78844887).

The spelling of 53231652 in words is "fifty-three million, two hundred thirty-one thousand, six hundred fifty-two".